<?php

namespace app\admin\controller\news;

use app\common\controller\Backend;

/**
 * 新闻附件管理
 *
 * @icon fa fa-circle-o
 */
class Attachment extends Backend
{

    /**
     * NewsAttachment模型对象
     * @var \app\common\model\NewsAttachment
     */
    protected $model = null;
    protected $searchFields = 'id,news_id,admin.nickname,news.title';

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\common\model\NewsAttachment;

    }

    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags']);
        if ($this->request->isAjax())
        {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField'))
            {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();
            $total = $this->model
                    ->with(['admin','news'])
                    ->where($where)
                    ->order($sort, $order)
                    ->count();

            $list = $this->model
                    ->with(['admin','news'])
                    ->where($where)
                    ->order($sort, $order)
                    ->limit($offset, $limit)
                    ->select();

            foreach ($list as $row) {
                $row->visible(['id','url','uploadtime','mimetype','is_cover']);
                $row->visible(['admin']);
				$row->getRelation('admin')->visible(['nickname']);
				$row->visible(['news']);
				$row->getRelation('news')->visible(['title']);
            }
            $list = collection($list)->toArray();
            $result = array("total" => $total, "rows" => $list);

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     * 删除图片
     * @param array $ids
     */
    public function del($ids = "")
    {
        if ($ids)
        {
            \think\Hook::add('upload_delete', function($params) {
                $attachmentFile = ROOT_PATH . '/public/uploads' . $params['url'];
                if (is_file($attachmentFile))
                {
                    @unlink($attachmentFile);
                }
                //同步删除oss
                $ftpcfg = get_addon_config('ftp');
                if ($ftpcfg['ftp_usernmae'] && $ftpcfg['ftp_password']) {
                    $FTP = new \addons\ftp\library\Auth($ftpcfg['ftp_host'], $ftpcfg['ftp_port'], $ftpcfg['ftp_usernmae'], $ftpcfg['ftp_password'], $ftpcfg['ftp_ssh'], $ftpcfg['ftp_pasv']);
                    $FTP->del_file(str_replace('/', DIRECTORY_SEPARATOR, $params['url']));
                    $FTP->close();
                }
            });
            $attachmentlist = $this->model->where('id', 'in', $ids)->select();
            foreach ($attachmentlist as $attachment)
            {
                \think\Hook::listen("upload_delete", $attachment);
                $attachment->delete();
            }
            $this->success();
        }
        $this->error(__('Parameter %s can not be empty', 'ids'));
    }

    /**
     * 删除无效图片
     * @param array $ids
     */
    public function delall()
    {
        \think\Hook::add('upload_delete', function($params) {
            $attachmentFile = ROOT_PATH . '/public/uploads' . $params['url'];
            if (is_file($attachmentFile))
            {
                @unlink($attachmentFile);
            }
            //同步删除oss
            $ftpcfg = get_addon_config('ftp');
            if ($ftpcfg['ftp_usernmae'] && $ftpcfg['ftp_password']) {
                $FTP = new \addons\ftp\library\Auth($ftpcfg['ftp_host'], $ftpcfg['ftp_port'], $ftpcfg['ftp_usernmae'], $ftpcfg['ftp_password'], $ftpcfg['ftp_ssh'], $ftpcfg['ftp_pasv']);
                $FTP->del_file(str_replace('/', DIRECTORY_SEPARATOR, $params['url']));
                $FTP->close();
            }
        });
        $attachmentlist = $this->model->where('news_id', '0')->select();
        foreach ($attachmentlist as $attachment)
        {
            \think\Hook::listen("upload_delete", $attachment);
            $attachment->delete();
        }
        $this->success();
    }

}
